obama is in florida talking about medicare, calling out romney and ryan. both talking about swing state issues. not just the economy. is that what this election in the next couple of months of campaigning is going to turn into? >> i think there will be other issues, i don't think anything eclipses the economy. but medicare is another area preside important for the president. i get into this with governor romney as well. the whole pop significance for republicans, their approach in medicare is to introduce competitive bidding to drive down health care costs and ultimately save the program. this is a battle over what will ultimately save medicare. you can bet a lot of seniors are paying attention to this, even other voters in their 40s or 50s are paying attention. people depend on this program. you hear the president talk about it saying, hey, i'm going to protect the program. >> david, thanks. you can see much more of david's exclusive interview on "meet the press" later this morning. >>> we want to get a check now of the morning's other top stories. we'll